Both Times and Washingtonpost gave conflicting views on the timeline.

"The United States will provide Ukraine with longer-range rocket artillery that will double the reach of its current munitions, the Pentagon said Friday, as the country’s Western backers anticipate fighting to intensify dramatically in coming months." - Wapo

And I don't think the Biden admin would have even made such an announcement with a timeline in 2024. Makes no sense at all. That is why I used the Wapo timeline. And I am going to stick to it because it wont be long before we start to see some warehouses go up in flames in short order.